Mishimoto 05-14 TRZ 450 Performance Thermostat 84C/183F - 05EFind parts that fit my vehicle

Whether you're tearing up the trails or hauling hay in the fields, you need your Honda TRX450R/TRX450ER to stay at the optimal temperature. Long periods of idling and low-speed high-load driving can cause engine temps to creep up if your TRX450R/TRX450ER cooling system isn't maintained with quality parts. Luckily, Mishimoto has you covered with this stock temp thermostat for your 2005-2014 Honda TRX450R/TRX450ER. Our thermostat fits and functions just like stock to restore your TRX450R/TRX450ER cooling system to the way it rolled off the factory floor. Like all our powersports products, this stock temp thermostat for your 2005-2014 Honda TRX450R/TRX450ER is backed by our Mishimoto Lifetime Warranty.

Cooling products are essential components to keeping your vehicle running at optimal temperatures. Whether you are looking for a radiator, fans, or oil coolers, we've got you covered with the top brands like Mishimoto, Koyorad, Skunk2, Moroso, and more!

Mishimoto, the world leader in performance cooling products, was created for automotive enthusiasts by automotive enthusiasts. Established in 2005, we have more than a decade of experience in working toward our goal of providing superior cooling system upgrades for sport compact, modern muscle, European performance, classics, Jeeps, and trucks.